diff options
Diffstat (limited to 'drivers/net/wireless/b43')
| -rw-r--r-- | drivers/net/wireless/b43/phy_n.c | 82 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/tables_nphy.c | 37 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/tables_nphy.h | 21 |
3 files changed, 137 insertions, 3 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 2cdf32e5fd9..d3c9783b76b 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -912,6 +912,82 @@ ok: b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode); } +/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */ +static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field, + u16 value, u8 core, bool off) +{ + int i; + u8 index = fls(field); + u8 addr, en_addr, val_addr; + /* we expect only one bit set */ + B43_WARN_ON(field & (~(1 << index))); + + if (dev->phy.rev >= 3) { + const struct nphy_rf_control_override_rev3 *rf_ctrl; + for (i = 0; i < 2; i++) { + if (index == 0 || index == 16) { + b43err(dev->wl, + "Unsupported RF Ctrl Override call\n"); + return; + } + + rf_ctrl = &tbl_rf_control_override_rev3[index - 1]; + en_addr = B43_PHY_N((i == 0) ? + rf_ctrl->en_addr0 : rf_ctrl->en_addr1); + val_addr = B43_PHY_N((i == 0) ? + rf_ctrl->val_addr0 : rf_ctrl->val_addr1); + + if (off) { + b43_phy_mask(dev, en_addr, ~(field)); + b43_phy_mask(dev, val_addr, + ~(rf_ctrl->val_mask)); + } else { + if (core == 0 || ((1 << core) & i) != 0) { + b43_phy_set(dev, en_addr, field); + b43_phy_maskset(dev, val_addr, + ~(rf_ctrl->val_mask), + (value << rf_ctrl->val_shift)); + } + } + } + } else { + const struct nphy_rf_control_override_rev2 *rf_ctrl; + if (off) { + b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field)); + value = 0; + } else { + b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field); + } + + for (i = 0; i < 2; i++) { + if (index <= 1 || index == 16) { + b43err(dev->wl, + "Unsupported RF Ctrl Override call\n"); + return; + } + + if (index == 2 || index == 10 || + (index >= 13 && index <= 15)) { + core = 1; + } + + rf_ctrl = &tbl_rf_control_override_rev2[index - 2]; + addr = B43_PHY_N((i == 0) ? + rf_ctrl->addr0 : rf_ctrl->addr1); + + if ((core & (1 << i)) != 0) + b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask), + (value << rf_ctrl->shift)); + + b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1); + b43_phy_set(dev, B43_NPHY_RFCTL_CMD, + B43_NPHY_RFCTL_CMD_START); + udelay(1); + b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE); + } + } +} + static void b43_nphy_bphy_init(struct b43_wldev *dev) { unsigned int i; @@ -2075,8 +2151,8 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev, tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) | (cur_lna << 2)); - /* TODO:Call N PHY RF Ctrl Override with 0x400, tmp[0], - 3, 0 as arguments */ + b43_nphy_rf_control_override(dev, 0x400, tmp[0], 3, + false); b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); b43_nphy_stop_playback(dev); @@ -2124,7 +2200,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev, break; } - /* TODO: Call N PHY RF Ctrl Override with 0x400, 0, 3, 1 as arguments*/ + b43_nphy_rf_control_override(dev, 0x400, 0, 3, true); b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX); b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save); diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c index b8c9fc619ab..dd9687d611d 100644 --- a/drivers/net/wireless/b43/tables_nphy.c +++ b/drivers/net/wireless/b43/tables_nphy.c @@ -2883,6 +2883,43 @@ const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = { 0x9084, 0x9267, 0x9056, 0x9234 }; +/* addr0, addr1, bmask, shift */ +const struct nphy_rf_control_override_rev2 tbl_rf_control_override_rev2[] = { + { 0x78, 0x78, 0x0038, 3 }, /* for field == 0x0002 (fls == 2) */ + { 0x7A, 0x7D, 0x0001, 0 }, /* for field == 0x0004 (fls == 3) */ + { 0x7A, 0x7D, 0x0002, 1 }, /* for field == 0x0008 (fls == 4) */ + { 0x7A, 0x7D, 0x0004, 2 }, /* for field == 0x0010 (fls == 5) */ + { 0x7A, 0x7D, 0x0030, 4 }, /* for field == 0x0020 (fls == 6) */ + { 0x7A, 0x7D, 0x00C0, 6 }, /* for field == 0x0040 (fls == 7) */ + { 0x7A, 0x7D, 0x0100, 8 }, /* for field == 0x0080 (fls == 8) */ + { 0x7A, 0x7D, 0x0200, 9 }, /* for field == 0x0100 (fls == 9) */ + { 0x78, 0x78, 0x0004, 2 }, /* for field == 0x0200 (fls == 10) */ + { 0x7B, 0x7E, 0x01FF, 0 }, /* for field == 0x0400 (fls == 11) */ + { 0x7C, 0x7F, 0x01FF, 0 }, /* for field == 0x0800 (fls == 12) */ + { 0x78, 0x78, 0x0100, 8 }, /* for field == 0x1000 (fls == 13) */ + { 0x78, 0x78, 0x0200, 9 }, /* for field == 0x2000 (fls == 14) */ + { 0x78, 0x78, 0xF000, 12 } /* for field == 0x4000 (fls == 15) */ +}; + +/* val_mask, val_shift, en_addr0, val_addr0, en_addr1, val_addr1 */ +const struct nphy_rf_control_override_rev3 tbl_rf_control_override_rev3[] = { + { 0x8000, 15, 0xE5, 0xF9, 0xE6, 0xFB }, /* field == 0x0001 (fls 1) */ + { 0x0001, 0, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0002 (fls 2) */ + { 0x0002, 1, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0004 (fls 3) */ + { 0x0004, 2, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0008 (fls 4) */ + { 0x0016, 4, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0010 (fls 5) */ + { 0x0020, 5, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0020 (fls 6) */ + { 0x0040, 6, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0040 (fls 7) */ + { 0x0080, 6, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0080 (fls 8) */ + { 0x0100, 7, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0100 (fls 9) */ + { 0x0007, 0, 0xE7, 0xF8, 0xEC, 0xFA }, /* field == 0x0200 (fls 10) */ + { 0x0070, 4, 0xE7, 0xF8, 0xEC, 0xFA }, /* field == 0x0400 (fls 11) */ + { 0xE000, 13, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0800 (fls 12) */ + { 0xFFFF, 0, 0xE7, 0x7B, 0xEC, 0x7E }, /* field == 0x1000 (fls 13) */ + { 0xFFFF, 0, 0xE7, 0x7C, 0xEC, 0x7F }, /* field == 0x2000 (fls 14) */ + { 0x00C0, 6, 0xE7, 0xF9, 0xEC, 0xFB } /* field == 0x4000 (fls 15) */ +}; + static inline void assert_ntab_array_sizes(void) { #undef check diff --git a/drivers/net/wireless/b43/tables_nphy.h b/drivers/net/wireless/b43/tables_nphy.h index 6bbef894010..5d38172a152 100644 --- a/drivers/net/wireless/b43/tables_nphy.h +++ b/drivers/net/wireless/b43/tables_nphy.h @@ -51,6 +51,22 @@ struct nphy_txiqcal_ladder { u8 g_env; }; +struct nphy_rf_control_override_rev2 { + u8 addr0; + u8 addr1; + u16 bmask; + u8 shift; +}; + +struct nphy_rf_control_override_rev3 { + u16 val_mask; + u8 val_shift; + u8 en_addr0; + u8 val_addr0; + u8 en_addr1; + u8 val_addr1; +}; + /* Upload the default register value table. * If "ghz5" is true, we upload the 5Ghz table. Otherwise the 2.4Ghz * table is uploaded. If "ignore_uploadflag" is true, we upload any value @@ -178,4 +194,9 @@ extern const u16 tbl_tx_iqlo_cal_cmds_recal[]; extern const u16 tbl_tx_iqlo_cal_cmds_fullcal[]; extern const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[]; +extern const struct nphy_rf_control_override_rev2 + tbl_rf_control_override_rev2[]; +extern const struct nphy_rf_control_override_rev3 + tbl_rf_control_override_rev3[]; + #endif /* B43_TABLES_NPHY_H_ */ |